Last updated: July 2, 2025
In Sam Khok, Thailand, being aware of the UV Index is crucial for protecting your skin and overall health. Understanding the daily UV levels, which peak at a risk level of 13 during the midday hours, can help you take proactive measures to prevent sunburn and long-term skin damage. With a tropical climate characterized by high temperatures and abundant sunshine, residents and visitors alike face significant UV exposure risks year-round. Stay informed and appreciate the importance of UV Index awareness to enjoy the beautiful Thai sun safely!
At dawn, the UV Index starts off low at 1 during the early hours, gradually rising as the sun climbs. By 09:00, it reaches 5, signaling a need for some sun protection. The peak occurs at 12:00, with a high of 13, indicating that the sun's rays are at their most intense—it's crucial to stay shaded and apply sunscreen. As the afternoon progresses into 14:00, the index drops slightly to 10, still warranting caution. Then, from 15:00 onward, the UV levels begin to decrease significantly, settling at 4 by 16:00. By the time 18:00 rolls around, the UV Index returns to a safer 1, and we bid farewell to the sun's severity as it softly fades into the evening, reaching 0 by 19:00. Remember to take care during those peak hours!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 5 | moderate | 30 min |
10:00 | 9 | very high | 15 min |
11:00 | 12 | extreme | 10 min |
12:00 | 13 | extreme | 10 min |
13:00 | 13 | extreme | 10 min |
14:00 | 10 | very high | 15 min |
15:00 | 7 | high | 25 min |
16:00 | 4 | moderate | 30 min |
17:00 | 2 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
The UV Index exhibits significant seasonal variation, with the highest values occurring from February to October, indicating an extreme risk for sun exposure, particularly from March to September, where the UV Index remains consistently high at 12-13. During these months, burn times are dangerously short, with just 10 minutes of unprotected sun exposure leading to potential skin damage. January, November, and December see slightly lower indices at 9 and 8, categorizing them as very high, but with extended burn times of 15 minutes. Visitors and residents are highly advised to take precautionary measures during the high-risk months by wearing sunscreen, protective clothing, and seeking shade during peak sun hours to minimize the risk of UV-related health issues.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Sam Khok | 9 | 11 | 12 | 13 | 13 | 12 | 13 | 13 | 13 | 11 | 9 | 8 |
Mueang Nonthaburi UVI | 10 | 12 | 14 | 13 | 14 | 13 | 14 | 14 | 13 | 12 | 9 | 8 |
Samut Prakan UVI | 10 | 12 | 14 | 13 | 14 | 13 | 14 | 14 | 13 | 12 | 9 | 8 |
Bangkok UVI | 10 | 12 | 14 | 13 | 14 | 13 | 14 | 14 | 13 | 12 | 9 | 8 |
Udon Thani UVI | 9 | 11 | 13 | 14 | 14 | 13 | 14 | 14 | 14 | 12 | 10 | 9 |
Chon Buri UVI | 10 | 13 | 14 | 14 | 14 | 13 | 14 | 14 | 13 | 13 | 10 | 9 |